Sensoray 711 Manual de usuario descargar pdf (Pagina 26)

Sensoray Model 711 Instruction Manual 27

X11_ResetStatus

__declspec(dllexport) ECODE __stdcall X11_ResetStatus (hfg, mask)

HFG hfg; /* frame grabber handle */

DWORD mask; /* reset mask */

The X11_ResetStatus function resets individual bits of the frame grabber status register.

Parameter Description

hfg Frame grabber handle. Selects the frame grabber.

mask A value of 1 resets the corresponding bit of the status register.

Returns

The function returns 0 in case of success, or an error code. For the meanings of the status

word individual bits see X11_GetStatus.

X11_GetDStatus

__declspec(dllexport) ECODE __stdcall X11_GetDStatus (hfg, pStatus)

HFG hfg; /* frame grabber handle */

DWORD * pStatus; /* address of the variable receiving status value */

The X11_GetDStatus function retrieves additional status information.

Parameter Description

hfg Frame grabber handle. Selects the frame grabber.

pStatus Address of the variable receiving the status value.

Returns

The function returns 0 in case of success, or an error code. The individual bits of the status

word have the following meanings:

Value Description

DSTATUS_PRES Video present. Reset to 0 when input sync is not detected in 31

consecutive line periods.

DSTATUS_HLOCK Device in horizontal lock.

DSTATUS_FIELD Reflects whether an odd or even field is being captured (0 - odd field).

DSTATUS_NUML Number of lines found in input video signal (0 - 525, 1 - 625).

DSTATUS_CSEL Identifies which crystal is selected.

DSTATUS_LOF Luma ADC overflow. Set to 0 at the reset, set to 1 if an overflow

occurs. Has to be written to to be reset.

DSTATUS_COF Chroma ADC overflow. Set to 0 at the reset, set to 1 if an overflow

occurs. Has to be written to to be reset.

Note

Use X11_SetDStatus to reset status bits.

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Sensoray 711 Manual de usuario Pagina 26